diff options
Diffstat (limited to 'freebsd/sys/opencrypto/xform.c')
| -rw-r--r-- | freebsd/sys/opencrypto/xform.c | 768 |
1 files changed, 34 insertions, 734 deletions
diff --git a/freebsd/sys/opencrypto/xform.c b/freebsd/sys/opencrypto/xform.c index 1227ad21..f0ffb153 100644 --- a/freebsd/sys/opencrypto/xform.c +++ b/freebsd/sys/opencrypto/xform.c @@ -3,8 +3,9 @@ /* $OpenBSD: xform.c,v 1.16 2001/08/28 12:20:43 ben Exp $ */ /*- * The authors of this code are John Ioannidis (ji@tla.org), - * Angelos D. Keromytis (kermit@csd.uch.gr) and - * Niels Provos (provos@physnet.uni-hamburg.de). + * Angelos D. Keromytis (kermit@csd.uch.gr), + * Niels Provos (provos@physnet.uni-hamburg.de) and + * Damien Miller (djm@mindrot.org). * * This code was written by John Ioannidis for BSD/OS in Athens, Greece, * in November 1995. @@ -17,11 +18,21 @@ * * Additional features in 1999 by Angelos D. Keromytis. * + * AES XTS implementation in 2008 by Damien Miller + * * Copyright (C) 1995, 1996, 1997, 1998, 1999 by John Ioannidis, * Angelos D. Keromytis and Niels Provos. * * Copyright (C) 2001, Angelos D. Keromytis. * + * Copyright (C) 2008, Damien Miller + * Copyright (c) 2014 The FreeBSD Foundation + * All rights reserved. + * + * Portions of this software were developed by John-Mark Gurney + * under sponsorship of the FreeBSD Foundation and + * Rubicon Communications, LLC (Netgate). + * * Permission to use, copy, and modify this software with or without fee * is hereby granted, provided that this entire notice is included in * all copies of any software which is or includes a copy or @@ -66,750 +77,39 @@ __FBSDID("$FreeBSD$"); #include <opencrypto/cryptodev.h> #include <opencrypto/xform.h> -static int null_setkey(u_int8_t **, u_int8_t *, int); -static int des1_setkey(u_int8_t **, u_int8_t *, int); -static int des3_setkey(u_int8_t **, u_int8_t *, int); -static int blf_setkey(u_int8_t **, u_int8_t *, int); -static int cast5_setkey(u_int8_t **, u_int8_t *, int); -static int skipjack_setkey(u_int8_t **, u_int8_t *, int); -static int rijndael128_setkey(u_int8_t **, u_int8_t *, int); -static int aes_xts_setkey(u_int8_t **, u_int8_t *, int); -static int cml_setkey(u_int8_t **, u_int8_t *, int); - -static void null_encrypt(caddr_t, u_int8_t *); -static void des1_encrypt(caddr_t, u_int8_t *); -static void des3_encrypt(caddr_t, u_int8_t *); -static void blf_encrypt(caddr_t, u_int8_t *); -static void cast5_encrypt(caddr_t, u_int8_t *); -static void skipjack_encrypt(caddr_t, u_int8_t *); -static void rijndael128_encrypt(caddr_t, u_int8_t *); -static void aes_xts_encrypt(caddr_t, u_int8_t *); -static void cml_encrypt(caddr_t, u_int8_t *); - -static void null_decrypt(caddr_t, u_int8_t *); -static void des1_decrypt(caddr_t, u_int8_t *); -static void des3_decrypt(caddr_t, u_int8_t *); -static void blf_decrypt(caddr_t, u_int8_t *); -static void cast5_decrypt(caddr_t, u_int8_t *); -static void skipjack_decrypt(caddr_t, u_int8_t *); -static void rijndael128_decrypt(caddr_t, u_int8_t *); -static void aes_xts_decrypt(caddr_t, u_int8_t *); -static void cml_decrypt(caddr_t, u_int8_t *); - -static void null_zerokey(u_int8_t **); -static void des1_zerokey(u_int8_t **); -static void des3_zerokey(u_int8_t **); -static void blf_zerokey(u_int8_t **); -static void cast5_zerokey(u_int8_t **); -static void skipjack_zerokey(u_int8_t **); -static void rijndael128_zerokey(u_int8_t **); -static void aes_xts_zerokey(u_int8_t **); -static void cml_zerokey(u_int8_t **); - -static void aes_xts_reinit(caddr_t, u_int8_t *); - -static void null_init(void *); -static int null_update(void *, u_int8_t *, u_int16_t); -static void null_final(u_int8_t *, void *); -static int MD5Update_int(void *, u_int8_t *, u_int16_t); -static void SHA1Init_int(void *); -static int SHA1Update_int(void *, u_int8_t *, u_int16_t); -static void SHA1Final_int(u_int8_t *, void *); -static int RMD160Update_int(void *, u_int8_t *, u_int16_t); -static int SHA256Update_int(void *, u_int8_t *, u_int16_t); -static int SHA384Update_int(void *, u_int8_t *, u_int16_t); -static int SHA512Update_int(void *, u_int8_t *, u_int16_t); - -static u_int32_t deflate_compress(u_int8_t *, u_int32_t, u_int8_t **); -static u_int32_t deflate_decompress(u_int8_t *, u_int32_t, u_int8_t **); - MALLOC_DEFINE(M_XDATA, "xform", "xform data buffers"); /* Encryption instances */ -struct enc_xform enc_xform_null = { - CRYPTO_NULL_CBC, "NULL", - /* NB: blocksize of 4 is to generate a properly aligned ESP header */ - NULL_BLOCK_LEN, 0, 256, /* 2048 bits, max key */ - null_encrypt, - null_decrypt, - null_setkey, - null_zerokey, - NULL -}; - -struct enc_xform enc_xform_des = { - CRYPTO_DES_CBC, "DES", - DES_BLOCK_LEN, 8, 8, - des1_encrypt, - des1_decrypt, - des1_setkey, - des1_zerokey, - NULL -}; - -struct enc_xform enc_xform_3des = { - CRYPTO_3DES_CBC, "3DES", - DES3_BLOCK_LEN, 24, 24, - des3_encrypt, - des3_decrypt, - des3_setkey, - des3_zerokey, - NULL -}; - -struct enc_xform enc_xform_blf = { - CRYPTO_BLF_CBC, "Blowfish", - BLOWFISH_BLOCK_LEN, 5, 56 /* 448 bits, max key */, - blf_encrypt, - blf_decrypt, - blf_setkey, - blf_zerokey, - NULL -}; - -struct enc_xform enc_xform_cast5 = { - CRYPTO_CAST_CBC, "CAST-128", - CAST128_BLOCK_LEN, 5, 16, - cast5_encrypt, - cast5_decrypt, - cast5_setkey, - cast5_zerokey, - NULL -}; - -struct enc_xform enc_xform_skipjack = { - CRYPTO_SKIPJACK_CBC, "Skipjack", - SKIPJACK_BLOCK_LEN, 10, 10, - skipjack_encrypt, - skipjack_decrypt, - skipjack_setkey, - skipjack_zerokey, - NULL -}; - -struct enc_xform enc_xform_rijndael128 = { - CRYPTO_RIJNDAEL128_CBC, "Rijndael-128/AES", - RIJNDAEL128_BLOCK_LEN, 8, 32, - rijndael128_encrypt, - rijndael128_decrypt, - rijndael128_setkey, - rijndael128_zerokey, - NULL -}; - -struct enc_xform enc_xform_aes_xts = { - CRYPTO_AES_XTS, "AES-XTS", - RIJNDAEL128_BLOCK_LEN, 32, 64, - aes_xts_encrypt, - aes_xts_decrypt, - aes_xts_setkey, - aes_xts_zerokey, - aes_xts_reinit -}; - struct enc_xform enc_xform_arc4 = { CRYPTO_ARC4, "ARC4", - 1, 1, 32, + ARC4_BLOCK_LEN, ARC4_IV_LEN, ARC4_MIN_KEY, ARC4_MAX_KEY, + NULL, NULL, NULL, NULL, NULL, - NULL -}; - -struct enc_xform enc_xform_camellia = { - CRYPTO_CAMELLIA_CBC, "Camellia", - CAMELLIA_BLOCK_LEN, 8, 32, - cml_encrypt, - cml_decrypt, - cml_setkey, - cml_zerokey, - NULL -}; - -/* Authentication instances */ -struct auth_hash auth_hash_null = { - CRYPTO_NULL_HMAC, "NULL-HMAC", - 0, NULL_HASH_LEN, NULL_HMAC_BLOCK_LEN, sizeof(int), /* NB: context isn't used */ - null_init, null_update, null_final -}; - -struct auth_hash auth_hash_hmac_md5 = { - CRYPTO_MD5_HMAC, "HMAC-MD5", - 16, MD5_HASH_LEN, MD5_HMAC_BLOCK_LEN, sizeof(MD5_CTX), - (void (*) (void *)) MD5Init, MD5Update_int, - (void (*) (u_int8_t *, void *)) MD5Final -}; - -struct auth_hash auth_hash_hmac_sha1 = { - CRYPTO_SHA1_HMAC, "HMAC-SHA1", - 20, SHA1_HASH_LEN, SHA1_HMAC_BLOCK_LEN, sizeof(SHA1_CTX), - SHA1Init_int, SHA1Update_int, SHA1Final_int -}; - -struct auth_hash auth_hash_hmac_ripemd_160 = { - CRYPTO_RIPEMD160_HMAC, "HMAC-RIPEMD-160", - 20, RIPEMD160_HASH_LEN, RIPEMD160_HMAC_BLOCK_LEN, sizeof(RMD160_CTX), - (void (*)(void *)) RMD160Init, RMD160Update_int, - (void (*)(u_int8_t *, void *)) RMD160Final -}; - -struct auth_hash auth_hash_key_md5 = { - CRYPTO_MD5_KPDK, "Keyed MD5", - 0, MD5_KPDK_HASH_LEN, 0, sizeof(MD5_CTX), - (void (*)(void *)) MD5Init, MD5Update_int, - (void (*)(u_int8_t *, void *)) MD5Final -}; - -struct auth_hash auth_hash_key_sha1 = { - CRYPTO_SHA1_KPDK, "Keyed SHA1", - 0, SHA1_KPDK_HASH_LEN, 0, sizeof(SHA1_CTX), - SHA1Init_int, SHA1Update_int, SHA1Final_int -}; - -struct auth_hash auth_hash_hmac_sha2_256 = { - CRYPTO_SHA2_256_HMAC, "HMAC-SHA2-256", - 32, SHA2_256_HASH_LEN, SHA2_256_HMAC_BLOCK_LEN, sizeof(SHA256_CTX), - (void (*)(void *)) SHA256_Init, SHA256Update_int, - (void (*)(u_int8_t *, void *)) SHA256_Final -}; - -struct auth_hash auth_hash_hmac_sha2_384 = { - CRYPTO_SHA2_384_HMAC, "HMAC-SHA2-384", - 48, SHA2_384_HASH_LEN, SHA2_384_HMAC_BLOCK_LEN, sizeof(SHA384_CTX), - (void (*)(void *)) SHA384_Init, SHA384Update_int, - (void (*)(u_int8_t *, void *)) SHA384_Final -}; - -struct auth_hash auth_hash_hmac_sha2_512 = { - CRYPTO_SHA2_512_HMAC, "HMAC-SHA2-512", - 64, SHA2_512_HASH_LEN, SHA2_512_HMAC_BLOCK_LEN, sizeof(SHA512_CTX), - (void (*)(void *)) SHA512_Init, SHA512Update_int, - (void (*)(u_int8_t *, void *)) SHA512_Final -}; - -/* Compression instance */ -struct comp_algo comp_algo_deflate = { - CRYPTO_DEFLATE_COMP, "Deflate", - 90, deflate_compress, - deflate_decompress -}; - -/* - * Encryption wrapper routines. - */ -static void -null_encrypt(caddr_t key, u_int8_t *blk) -{ -} -static void -null_decrypt(caddr_t key, u_int8_t *blk) -{ -} -static int -null_setkey(u_int8_t **sched, u_int8_t *key, int len) -{ - *sched = NULL; - return 0; -} -static void -null_zerokey(u_int8_t **sched) -{ - *sched = NULL; -} - -static void -des1_encrypt(caddr_t key, u_int8_t *blk) -{ - des_cblock *cb = (des_cblock *) blk; - des_key_schedule *p = (des_key_schedule *) key; - - des_ecb_encrypt(cb, cb, p[0], DES_ENCRYPT); -} - -static void -des1_decrypt(caddr_t key, u_int8_t *blk) -{ - des_cblock *cb = (des_cblock *) blk; - des_key_schedule *p = (des_key_schedule *) key; - - des_ecb_encrypt(cb, cb, p[0], DES_DECRYPT); -} - -static int -des1_setkey(u_int8_t **sched, u_int8_t *key, int len) -{ - des_key_schedule *p; - int err; - - p = malloc(sizeof (des_key_schedule), - M_CRYPTO_DATA, M_NOWAIT|M_ZERO); - if (p != NULL) { - des_set_key((des_cblock *) key, p[0]); - err = 0; - } else - err = ENOMEM; - *sched = (u_int8_t *) p; - return err; -} - -static void -des1_zerokey(u_int8_t **sched) -{ - bzero(*sched, sizeof (des_key_schedule)); - free(*sched, M_CRYPTO_DATA); - *sched = NULL; -} - -static void -des3_encrypt(caddr_t key, u_int8_t *blk) -{ - des_cblock *cb = (des_cblock *) blk; - des_key_schedule *p = (des_key_schedule *) key; - - des_ecb3_encrypt(cb, cb, p[0], p[1], p[2], DES_ENCRYPT); -} - -static void -des3_decrypt(caddr_t key, u_int8_t *blk) -{ - des_cblock *cb = (des_cblock *) blk; - des_key_schedule *p = (des_key_schedule *) key; - - des_ecb3_encrypt(cb, cb, p[0], p[1], p[2], DES_DECRYPT); -} - -static int -des3_setkey(u_int8_t **sched, u_int8_t *key, int len) -{ - des_key_schedule *p; - int err; - - p = malloc(3*sizeof (des_key_schedule), - M_CRYPTO_DATA, M_NOWAIT|M_ZERO); - if (p != NULL) { - des_set_key((des_cblock *)(key + 0), p[0]); - des_set_key((des_cblock *)(key + 8), p[1]); - des_set_key((des_cblock *)(key + 16), p[2]); - err = 0; - } else - err = ENOMEM; - *sched = (u_int8_t *) p; - return err; -} - -static void -des3_zerokey(u_int8_t **sched) -{ - bzero(*sched, 3*sizeof (des_key_schedule)); - free(*sched, M_CRYPTO_DATA); - *sched = NULL; -} - -static void -blf_encrypt(caddr_t key, u_int8_t *blk) -{ - BF_LONG t[2]; - - memcpy(t, blk, sizeof (t)); - t[0] = ntohl(t[0]); - t[1] = ntohl(t[1]); - /* NB: BF_encrypt expects the block in host order! */ - BF_encrypt(t, (BF_KEY *) key); - t[0] = htonl(t[0]); - t[1] = htonl(t[1]); - memcpy(blk, t, sizeof (t)); -} - -static void -blf_decrypt(caddr_t key, u_int8_t *blk) -{ - BF_LONG t[2]; - - memcpy(t, blk, sizeof (t)); - t[0] = ntohl(t[0]); - t[1] = ntohl(t[1]); - /* NB: BF_decrypt expects the block in host order! */ - BF_decrypt(t, (BF_KEY *) key); - t[0] = htonl(t[0]); - t[1] = htonl(t[1]); - memcpy(blk, t, sizeof (t)); -} - -static int -blf_setkey(u_int8_t **sched, u_int8_t *key, int len) -{ - int err; - - *sched = malloc(sizeof(BF_KEY), - M_CRYPTO_DATA, M_NOWAIT|M_ZERO); - if (*sched != NULL) { - BF_set_key((BF_KEY *) *sched, len, key); - err = 0; - } else - err = ENOMEM; - return err; -} - -static void -blf_zerokey(u_int8_t **sched) -{ - bzero(*sched, sizeof(BF_KEY)); - free(*sched, M_CRYPTO_DATA); - *sched = NULL; -} - -static void -cast5_encrypt(caddr_t key, u_int8_t *blk) -{ - cast_encrypt((cast_key *) key, blk, blk); -} - -static void -cast5_decrypt(caddr_t key, u_int8_t *blk) -{ - cast_decrypt((cast_key *) key, blk, blk); -} - -static int -cast5_setkey(u_int8_t **sched, u_int8_t *key, int len) -{ - int err; - - *sched = malloc(sizeof(cast_key), M_CRYPTO_DATA, M_NOWAIT|M_ZERO); - if (*sched != NULL) { - cast_setkey((cast_key *)*sched, key, len); - err = 0; - } else - err = ENOMEM; - return err; -} - -static void -cast5_zerokey(u_int8_t **sched) -{ - bzero(*sched, sizeof(cast_key)); - free(*sched, M_CRYPTO_DATA); - *sched = NULL; -} - -static void -skipjack_encrypt(caddr_t key, u_int8_t *blk) -{ - skipjack_forwards(blk, blk, (u_int8_t **) key); -} - -static void -skipjack_decrypt(caddr_t key, u_int8_t *blk) -{ - skipjack_backwards(blk, blk, (u_int8_t **) key); -} - -static int -skipjack_setkey(u_int8_t **sched, u_int8_t *key, int len) -{ - int err; - - /* NB: allocate all the memory that's needed at once */ - *sched = malloc(10 * (sizeof(u_int8_t *) + 0x100), - M_CRYPTO_DATA, M_NOWAIT|M_ZERO); - if (*sched != NULL) { - u_int8_t** key_tables = (u_int8_t**) *sched; - u_int8_t* table = (u_int8_t*) &key_tables[10]; - int k; - - for (k = 0; k < 10; k++) { - key_tables[k] = table; - table += 0x100; - } - subkey_table_gen(key, (u_int8_t **) *sched); - err = 0; - } else - err = ENOMEM; - return err; -} - -static void -skipjack_zerokey(u_int8_t **sched) -{ - bzero(*sched, 10 * (sizeof(u_int8_t *) + 0x100)); - free(*sched, M_CRYPTO_DATA); - *sched = NULL; -} - -static void -rijndael128_encrypt(caddr_t key, u_int8_t *blk) -{ - rijndael_encrypt((rijndael_ctx *) key, (u_char *) blk, (u_char *) blk); -} - -static void -rijndael128_decrypt(caddr_t key, u_int8_t *blk) -{ - rijndael_decrypt(((rijndael_ctx *) key), (u_char *) blk, - (u_char *) blk); -} - -static int -rijndael128_setkey(u_int8_t **sched, u_int8_t *key, int len) -{ - int err; - - if (len != 16 && len != 24 && len != 32) - return (EINVAL); - *sched = malloc(sizeof(rijndael_ctx), M_CRYPTO_DATA, - M_NOWAIT|M_ZERO); - if (*sched != NULL) { - rijndael_set_key((rijndael_ctx *) *sched, (u_char *) key, - len * 8); - err = 0; - } else - err = ENOMEM; - return err; -} - -static void -rijndael128_zerokey(u_int8_t **sched) -{ - bzero(*sched, sizeof(rijndael_ctx)); - free(*sched, M_CRYPTO_DATA); - *sched = NULL; -} - -#define AES_XTS_BLOCKSIZE 16 -#define AES_XTS_IVSIZE 8 -#define AES_XTS_ALPHA 0x87 /* GF(2^128) generator polynomial */ - -struct aes_xts_ctx { - rijndael_ctx key1; - rijndael_ctx key2; - u_int8_t tweak[AES_XTS_BLOCKSIZE]; }; -void -aes_xts_reinit(caddr_t key, u_int8_t *iv) -{ - struct aes_xts_ctx *ctx = (struct aes_xts_ctx *)key; - u_int64_t blocknum; - u_int i; - - /* - * Prepare tweak as E_k2(IV). IV is specified as LE representation - * of a 64-bit block number which we allow to be passed in directly. - */ - bcopy(iv, &blocknum, AES_XTS_IVSIZE); - for (i = 0; i < AES_XTS_IVSIZE; i++) { - ctx->tweak[i] = blocknum & 0xff; - blocknum >>= 8; - } - /* Last 64 bits of IV are always zero */ - bzero(ctx->tweak + AES_XTS_IVSIZE, AES_XTS_IVSIZE); - - rijndael_encrypt(&ctx->key2, ctx->tweak, ctx->tweak); -} -static void -aes_xts_crypt(struct aes_xts_ctx *ctx, u_int8_t *data, u_int do_encrypt) -{ - u_int8_t block[AES_XTS_BLOCKSIZE]; - u_int i, carry_in, carry_out; +/* Include the encryption algorithms */ +#include "xform_null.c" +#include "xform_des1.c" +#include "xform_des3.c" +#include "xform_blf.c" +#include "xform_cast5.c" +#include "xform_skipjack.c" +#include "xform_rijndael.c" +#include "xform_aes_icm.c" +#include "xform_aes_xts.c" +#include "xform_cml.c" - for (i = 0; i < AES_XTS_BLOCKSIZE; i++) - block[i] = data[i] ^ ctx->tweak[i]; - - if (do_encrypt) - rijndael_encrypt(&ctx->key1, block, data); - else - rijndael_decrypt(&ctx->key1, block, data); - - for (i = 0; i < AES_XTS_BLOCKSIZE; i++) - data[i] ^= ctx->tweak[i]; - - /* Exponentiate tweak */ - carry_in = 0; - for (i = 0; i < AES_XTS_BLOCKSIZE; i++) { - carry_out = ctx->tweak[i] & 0x80; - ctx->tweak[i] = (ctx->tweak[i] << 1) | (carry_in ? 1 : 0); - carry_in = carry_out; - } - if (carry_in) - ctx->tweak[0] ^= AES_XTS_ALPHA; - bzero(block, sizeof(block)); -} - -void -aes_xts_encrypt(caddr_t key, u_int8_t *data) -{ - aes_xts_crypt((struct aes_xts_ctx *)key, data, 1); -} - -void -aes_xts_decrypt(caddr_t key, u_int8_t *data) -{ - aes_xts_crypt((struct aes_xts_ctx *)key, data, 0); -} - -int -aes_xts_setkey(u_int8_t **sched, u_int8_t *key, int len) -{ - struct aes_xts_ctx *ctx; - - if (len != 32 && len != 64) - return EINVAL; - - *sched = malloc(sizeof(struct aes_xts_ctx), M_CRYPTO_DATA, - M_NOWAIT | M_ZERO); - if (*sched == NULL) - return ENOMEM; - ctx = (struct aes_xts_ctx *)*sched; - - rijndael_set_key(&ctx->key1, key, len * 4); - rijndael_set_key(&ctx->key2, key + (len / 2), len * 4); - - return 0; -} - -void -aes_xts_zerokey(u_int8_t **sched) -{ - bzero(*sched, sizeof(struct aes_xts_ctx)); - free(*sched, M_CRYPTO_DATA); - *sched = NULL; -} - -static void -cml_encrypt(caddr_t key, u_int8_t *blk) -{ - camellia_encrypt((camellia_ctx *) key, (u_char *) blk, (u_char *) blk); -} - -static void -cml_decrypt(caddr_t key, u_int8_t *blk) -{ - camellia_decrypt(((camellia_ctx *) key), (u_char *) blk, - (u_char *) blk); -} - -static int -cml_setkey(u_int8_t **sched, u_int8_t *key, int len) -{ - int err; - - if (len != 16 && len != 24 && len != 32) - return (EINVAL); - *sched = malloc(sizeof(camellia_ctx), M_CRYPTO_DATA, - M_NOWAIT|M_ZERO); - if (*sched != NULL) { - camellia_set_key((camellia_ctx *) *sched, (u_char *) key, - len * 8); - err = 0; - } else - err = ENOMEM; - return err; -} - -static void -cml_zerokey(u_int8_t **sched) -{ - bzero(*sched, sizeof(camellia_ctx)); - free(*sched, M_CRYPTO_DATA); - *sched = NULL; -} - -/* - * And now for auth. - */ - -static void -null_init(void *ctx) -{ -} - -static int -null_update(void *ctx, u_int8_t *buf, u_int16_t len) -{ - return 0; -} - -static void -null_final(u_int8_t *buf, void *ctx) -{ - if (buf != (u_int8_t *) 0) - bzero(buf, 12); -} - -static int -RMD160Update_int(void *ctx, u_int8_t *buf, u_int16_t len) -{ - RMD160Update(ctx, buf, len); - return 0; -} - -static int -MD5Update_int(void *ctx, u_int8_t *buf, u_int16_t len) -{ - MD5Update(ctx, buf, len); - return 0; -} - -static void -SHA1Init_int(void *ctx) -{ - SHA1Init(ctx); -} - -static int -SHA1Update_int(void *ctx, u_int8_t *buf, u_int16_t len) -{ - SHA1Update(ctx, buf, len); - return 0; -} - -static void -SHA1Final_int(u_int8_t *blk, void *ctx) -{ - SHA1Final(blk, ctx); -} - -static int -SHA256Update_int(void *ctx, u_int8_t *buf, u_int16_t len) -{ - SHA256_Update(ctx, buf, len); - return 0; -} - -static int -SHA384Update_int(void *ctx, u_int8_t *buf, u_int16_t len) -{ - SHA384_Update(ctx, buf, len); - return 0; -} - -static int -SHA512Update_int(void *ctx, u_int8_t *buf, u_int16_t len) -{ - SHA512_Update(ctx, buf, len); - return 0; -} - -/* - * And compression - */ +/* Include the authentication and hashing algorithms */ +#include "xform_gmac.c" +#include "xform_md5.c" +#include "xform_rmd160.c" +#include "xform_sha1.c" +#include "xform_sha2.c" -static u_int32_t -deflate_compress(data, size, out) - u_int8_t *data; - u_int32_t size; - u_int8_t **out; -{ - return deflate_global(data, size, 0, out); -} +/* Include the compression algorithms */ +#include "xform_deflate.c" -static u_int32_t -deflate_decompress(data, size, out) - u_int8_t *data; - u_int32_t size; - u_int8_t **out; -{ - return deflate_global(data, size, 1, out); -} |